Graph API: split into private and public APIs
[babeltrace.git] / tests / lib / test_graph_topo.c
index efc2cc5f30acb5299f8f1c7e3781790492165731..bb29db0b1a5a9eac4d5fb4dcbcc2eff5f27ee88c 100644 (file)
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
-#include <babeltrace/ref.h>
+#include <babeltrace/object.h>
 #include <babeltrace/graph/component-class.h>
 #include <babeltrace/graph/component-class-source.h>
 #include <babeltrace/graph/component-class-sink.h>
 #include <babeltrace/graph/component.h>
 #include <babeltrace/graph/component-source.h>
 #include <babeltrace/graph/component-sink.h>
+#include <babeltrace/graph/private-graph.h>
 #include <babeltrace/graph/graph.h>
 #include <babeltrace/graph/connection.h>
 #include <babeltrace/graph/port.h>
@@ -40,7 +41,7 @@
 
 #include "tap/tap.h"
 
-#define NR_TESTS       77
+#define NR_TESTS       99
 
 enum event_type {
        COMP_ACCEPT_PORT_CONNECTION,
@@ -55,6 +56,8 @@ enum event_type {
 enum test {
        TEST_EMPTY_GRAPH,
        TEST_SIMPLE,
+       TEST_SRC_PORT_CONNECTED_ERROR,
+       TEST_SINK_PORT_CONNECTED_ERROR,
        TEST_SRC_ADDS_PORT_IN_PORT_CONNECTED,
        TEST_SINK_REMOVES_PORT_IN_CONSUME,
        TEST_SINK_REMOVES_PORT_IN_CONSUME_THEN_SRC_REMOVES_DISCONNECTED_PORT,
@@ -313,7 +316,8 @@ enum bt_component_status accept_port_connection(
 }
 
 static
-void src_port_connected(struct bt_private_component *private_component,
+enum bt_component_status src_port_connected(
+               struct bt_private_component *private_component,
                struct bt_private_port *self_private_port,
                struct bt_port *other_port)
 {
@@ -336,9 +340,13 @@ void src_port_connected(struct bt_private_component *private_component,
                        private_component, "hello", NULL, NULL);
                BT_ASSERT(ret == 0);
                break;
+       case TEST_SRC_PORT_CONNECTED_ERROR:
+               return BT_COMPONENT_STATUS_ERROR;
        default:
                break;
        }
+
+       return BT_COMPONENT_STATUS_OK;
 }
 
 static
@@ -392,7 +400,7 @@ enum bt_component_status sink_consume(
                BT_ASSERT(def_port);
                ret = bt_private_port_remove_from_component(def_port);
                BT_ASSERT(ret == 0);
-               bt_put(def_port);
+               bt_object_put_ref(def_port);
                break;
        default:
                break;
@@ -402,7 +410,8 @@ enum bt_component_status sink_consume(
 }
 
 static
-void sink_port_connected(struct bt_private_component *private_component,
+enum bt_component_status sink_port_connected(
+               struct bt_private_component *private_component,
                struct bt_private_port *self_private_port,
                struct bt_port *other_port)
 {
@@ -416,6 +425,12 @@ void sink_port_connected(struct bt_private_component *private_component,
        };
 
        append_event(&event);
+
+       if (current_test == TEST_SINK_PORT_CONNECTED_ERROR) {
+               return BT_COMPONENT_STATUS_ERROR;
+       } else {
+               return BT_COMPONENT_STATUS_OK;
+       }
 }
 
 static
@@ -452,7 +467,7 @@ void graph_port_added(struct bt_port *port,
        struct bt_component *comp = bt_port_get_component(port);
 
        BT_ASSERT(comp);
-       bt_put(comp);
+       bt_object_put_ref(comp);
 
        struct event event = {
                .type = GRAPH_PORT_ADDED,
@@ -493,9 +508,9 @@ void graph_ports_connected(struct bt_port *upstream_port,
        BT_ASSERT(upstream_comp);
        BT_ASSERT(downstream_comp);
        BT_ASSERT(conn);
-       bt_put(upstream_comp);
-       bt_put(downstream_comp);
-       bt_put(conn);
+       bt_object_put_ref(upstream_comp);
+       bt_object_put_ref(downstream_comp);
+       bt_object_put_ref(conn);
 
        struct event event = {
                .type = GRAPH_PORTS_CONNECTED,
@@ -571,52 +586,52 @@ void init_test(void)
 static
 void fini_test(void)
 {
-       bt_put(src_comp_class);
-       bt_put(sink_comp_class);
+       bt_object_put_ref(src_comp_class);
+       bt_object_put_ref(sink_comp_class);
        g_array_free(events, TRUE);
 }
 
 static
-struct bt_component *create_src(struct bt_graph *graph)
+struct bt_component *create_src(struct bt_private_graph *graph)
 {
        struct bt_component *comp;
        int ret;
 
-       ret = bt_graph_add_component(graph, src_comp_class, "src-comp", NULL,
+       ret = bt_private_graph_add_component(graph, src_comp_class, "src-comp", NULL,
                &comp);
        BT_ASSERT(ret == 0);
        return comp;
 }
 
 static
-struct bt_component *create_sink(struct bt_graph *graph)
+struct bt_component *create_sink(struct bt_private_graph *graph)
 {
        struct bt_component *comp;
        int ret;
 
-       ret = bt_graph_add_component(graph, sink_comp_class, "sink-comp",
+       ret = bt_private_graph_add_component(graph, sink_comp_class, "sink-comp",
                NULL, &comp);
        BT_ASSERT(ret == 0);
        return comp;
 }
 
 static
-struct bt_graph *create_graph(void)
+struct bt_private_graph *create_graph(void)
 {
-       struct bt_graph *graph = bt_graph_create();
+       struct bt_private_graph *graph = bt_private_graph_create();
        int ret;
 
        BT_ASSERT(graph);
-       ret = bt_graph_add_port_added_listener(graph, graph_port_added, NULL,
+       ret = bt_private_graph_add_port_added_listener(graph, graph_port_added, NULL,
                NULL);
        BT_ASSERT(ret >= 0);
-       ret = bt_graph_add_port_removed_listener(graph, graph_port_removed,
+       ret = bt_private_graph_add_port_removed_listener(graph, graph_port_removed,
                NULL, NULL);
        BT_ASSERT(ret >= 0);
-       ret = bt_graph_add_ports_connected_listener(graph,
+       ret = bt_private_graph_add_ports_connected_listener(graph,
                graph_ports_connected, NULL, NULL);
        BT_ASSERT(ret >= 0);
-       ret = bt_graph_add_ports_disconnected_listener(graph,
+       ret = bt_private_graph_add_ports_disconnected_listener(graph,
                graph_ports_disconnected, NULL, NULL);
        BT_ASSERT(ret >= 0);
        return graph;
@@ -636,7 +651,7 @@ void test_sink_removes_port_in_port_connected_then_src_removes_disconnected_port
        int ret;
        struct bt_component *src;
        struct bt_component *sink;
-       struct bt_graph *graph;
+       struct bt_private_graph *graph;
        struct bt_port *src_def_port;
        struct bt_port *sink_def_port;
        struct bt_connection *conn;
@@ -663,7 +678,7 @@ void test_sink_removes_port_in_port_connected_then_src_removes_disconnected_port
        BT_ASSERT(src_def_port);
        sink_def_port = bt_component_sink_get_input_port_by_name(sink, "in");
        BT_ASSERT(sink_def_port);
-       status = bt_graph_connect_ports(graph, src_def_port, sink_def_port,
+       status = bt_private_graph_connect_ports(graph, src_def_port, sink_def_port,
                &conn);
        BT_ASSERT(status == 0);
        BT_ASSERT(conn);
@@ -737,7 +752,7 @@ void test_sink_removes_port_in_port_connected_then_src_removes_disconnected_port
 
        /* Consume sink once */
        clear_events();
-       ret = bt_graph_consume(graph);
+       ret = bt_private_graph_consume(graph);
        BT_ASSERT(ret == 0);
 
        /* We're supposed to have 5 new events */
@@ -800,12 +815,12 @@ void test_sink_removes_port_in_port_connected_then_src_removes_disconnected_port
        ok(graph_port_removed_src_pos < graph_port_removed_sink_pos,
                "event order is good (13)");
 
-       bt_put(graph);
-       bt_put(sink);
-       bt_put(src);
-       bt_put(conn);
-       bt_put(src_def_port);
-       bt_put(sink_def_port);
+       bt_object_put_ref(graph);
+       bt_object_put_ref(sink);
+       bt_object_put_ref(src);
+       bt_object_put_ref(conn);
+       bt_object_put_ref(src_def_port);
+       bt_object_put_ref(sink_def_port);
 }
 
 static
@@ -814,7 +829,7 @@ void test_sink_removes_port_in_port_connected(void)
        int ret;
        struct bt_component *src;
        struct bt_component *sink;
-       struct bt_graph *graph;
+       struct bt_private_graph *graph;
        struct bt_port *src_def_port;
        struct bt_port *sink_def_port;
        struct bt_connection *conn;
@@ -840,7 +855,7 @@ void test_sink_removes_port_in_port_connected(void)
        BT_ASSERT(src_def_port);
        sink_def_port = bt_component_sink_get_input_port_by_name(sink, "in");
        BT_ASSERT(sink_def_port);
-       status = bt_graph_connect_ports(graph, src_def_port, sink_def_port,
+       status = bt_private_graph_connect_ports(graph, src_def_port, sink_def_port,
                &conn);
        BT_ASSERT(status == 0);
 
@@ -913,7 +928,7 @@ void test_sink_removes_port_in_port_connected(void)
 
        /* Consume sink once */
        clear_events();
-       ret = bt_graph_consume(graph);
+       ret = bt_private_graph_consume(graph);
        BT_ASSERT(ret == 0);
 
        /* We're supposed to have 4 new events */
@@ -961,12 +976,12 @@ void test_sink_removes_port_in_port_connected(void)
        ok(graph_ports_disconnected_pos < graph_port_removed_sink_pos,
                "event order is good (11)");
 
-       bt_put(graph);
-       bt_put(sink);
-       bt_put(src);
-       bt_put(conn);
-       bt_put(src_def_port);
-       bt_put(sink_def_port);
+       bt_object_put_ref(graph);
+       bt_object_put_ref(sink);
+       bt_object_put_ref(src);
+       bt_object_put_ref(conn);
+       bt_object_put_ref(src_def_port);
+       bt_object_put_ref(sink_def_port);
 }
 
 static
@@ -974,7 +989,7 @@ void test_src_adds_port_in_port_connected(void)
 {
        struct bt_component *src;
        struct bt_component *sink;
-       struct bt_graph *graph;
+       struct bt_private_graph *graph;
        struct bt_port *src_def_port;
        struct bt_port *sink_def_port;
        struct bt_port *src_hello_port;
@@ -998,7 +1013,7 @@ void test_src_adds_port_in_port_connected(void)
        BT_ASSERT(src_def_port);
        sink_def_port = bt_component_sink_get_input_port_by_name(sink, "in");
        BT_ASSERT(sink_def_port);
-       status = bt_graph_connect_ports(graph, src_def_port, sink_def_port,
+       status = bt_private_graph_connect_ports(graph, src_def_port, sink_def_port,
                &conn);
        BT_ASSERT(status == 0);
        src_hello_port = bt_component_source_get_output_port_by_name(src,
@@ -1083,13 +1098,13 @@ void test_src_adds_port_in_port_connected(void)
        ok(graph_port_added_src_pos < graph_ports_connected_pos,
                "event order is good (6)");
 
-       bt_put(graph);
-       bt_put(sink);
-       bt_put(src);
-       bt_put(conn);
-       bt_put(src_def_port);
-       bt_put(sink_def_port);
-       bt_put(src_hello_port);
+       bt_object_put_ref(graph);
+       bt_object_put_ref(sink);
+       bt_object_put_ref(src);
+       bt_object_put_ref(conn);
+       bt_object_put_ref(src_def_port);
+       bt_object_put_ref(sink_def_port);
+       bt_object_put_ref(src_hello_port);
 }
 
 static
@@ -1097,7 +1112,7 @@ void test_simple(void)
 {
        struct bt_component *src;
        struct bt_component *sink;
-       struct bt_graph *graph;
+       struct bt_private_graph *graph;
        struct bt_port *src_def_port;
        struct bt_port *sink_def_port;
        struct bt_connection *conn;
@@ -1118,7 +1133,7 @@ void test_simple(void)
        BT_ASSERT(src_def_port);
        sink_def_port = bt_component_sink_get_input_port_by_name(sink, "in");
        BT_ASSERT(sink_def_port);
-       status = bt_graph_connect_ports(graph, src_def_port, sink_def_port,
+       status = bt_private_graph_connect_ports(graph, src_def_port, sink_def_port,
                &conn);
        BT_ASSERT(status == 0);
 
@@ -1189,23 +1204,204 @@ void test_simple(void)
        ok(sink_accept_port_connection_pos < sink_port_connected_pos,
                "event order is good (4)");
 
-       bt_put(graph);
-       bt_put(sink);
-       bt_put(src);
-       bt_put(conn);
-       bt_put(src_def_port);
-       bt_put(sink_def_port);
+       bt_object_put_ref(graph);
+       bt_object_put_ref(sink);
+       bt_object_put_ref(src);
+       bt_object_put_ref(conn);
+       bt_object_put_ref(src_def_port);
+       bt_object_put_ref(sink_def_port);
+}
+
+static
+void test_src_port_connected_error(void)
+{
+       struct bt_component *src;
+       struct bt_component *sink;
+       struct bt_private_graph *graph;
+       struct bt_port *src_def_port;
+       struct bt_port *sink_def_port;
+       struct bt_connection *conn = NULL;
+       struct event event;
+       enum bt_graph_status status;
+       size_t src_accept_port_connection_pos;
+       size_t src_port_connected_pos;
+
+       prepare_test(TEST_SRC_PORT_CONNECTED_ERROR, "port connected error: source");
+       graph = create_graph();
+       BT_ASSERT(graph);
+       src = create_src(graph);
+       sink = create_sink(graph);
+       src_def_port = bt_component_source_get_output_port_by_name(src, "out");
+       BT_ASSERT(src_def_port);
+       sink_def_port = bt_component_sink_get_input_port_by_name(sink, "in");
+       BT_ASSERT(sink_def_port);
+       status = bt_private_graph_connect_ports(graph, src_def_port, sink_def_port,
+               &conn);
+       ok(status != BT_GRAPH_STATUS_OK,
+               "bt_private_graph_connect_ports() returns an error");
+       ok(!conn, "returned connection is NULL");
+
+       /* We're supposed to have 5 events */
+       ok(events->len == 5, "we have the expected number of events");
+
+       /* Source's port added */
+       event.type = GRAPH_PORT_ADDED;
+       event.data.graph_port_added.comp = src;
+       event.data.graph_port_added.port = src_def_port;
+       ok(has_event(&event), "got the expected graph's port added event (for source, initial)");
+
+       /* Sink's port added */
+       event.type = GRAPH_PORT_ADDED;
+       event.data.graph_port_added.comp = sink;
+       event.data.graph_port_added.port = sink_def_port;
+       ok(has_event(&event), "got the expected graph's port added event (for sink, initial)");
+
+       /* Source's accept port connection */
+       event.type = COMP_ACCEPT_PORT_CONNECTION;
+       event.data.comp_accept_port_connection.comp = src;
+       event.data.comp_accept_port_connection.self_port = src_def_port;
+       event.data.comp_accept_port_connection.other_port = sink_def_port;
+       ok(has_event(&event), "got the expected source's accept port connection event");
+       src_accept_port_connection_pos = event_pos(&event);
+
+       /* Sink's accept port connection */
+       event.type = COMP_ACCEPT_PORT_CONNECTION;
+       event.data.comp_accept_port_connection.comp = sink;
+       event.data.comp_accept_port_connection.self_port = sink_def_port;
+       event.data.comp_accept_port_connection.other_port = src_def_port;
+       ok(has_event(&event), "got the expected sink's accept port connection event");
+
+       /* Source's port connected */
+       event.type = COMP_PORT_CONNECTED;
+       event.data.comp_port_connected.comp = src;
+       event.data.comp_port_connected.self_port = src_def_port;
+       event.data.comp_port_connected.other_port = sink_def_port;
+       ok(has_event(&event), "got the expected source's port connected event");
+       src_port_connected_pos = event_pos(&event);
+
+       /* Order of events */
+       ok(src_accept_port_connection_pos < src_port_connected_pos,
+               "event order is good (1)");
+
+       bt_object_put_ref(graph);
+       bt_object_put_ref(sink);
+       bt_object_put_ref(src);
+       bt_object_put_ref(conn);
+       bt_object_put_ref(src_def_port);
+       bt_object_put_ref(sink_def_port);
+}
+
+static
+void test_sink_port_connected_error(void)
+{
+       struct bt_component *src;
+       struct bt_component *sink;
+       struct bt_private_graph *graph;
+       struct bt_port *src_def_port;
+       struct bt_port *sink_def_port;
+       struct bt_connection *conn = NULL;
+       struct event event;
+       enum bt_graph_status status;
+       size_t src_accept_port_connection_pos;
+       size_t sink_accept_port_connection_pos;
+       size_t src_port_connected_pos;
+       size_t src_port_disconnected_pos;
+       size_t sink_port_connected_pos;
+
+       prepare_test(TEST_SINK_PORT_CONNECTED_ERROR, "port connected error: sink");
+       graph = create_graph();
+       BT_ASSERT(graph);
+       src = create_src(graph);
+       sink = create_sink(graph);
+       src_def_port = bt_component_source_get_output_port_by_name(src, "out");
+       BT_ASSERT(src_def_port);
+       sink_def_port = bt_component_sink_get_input_port_by_name(sink, "in");
+       BT_ASSERT(sink_def_port);
+       status = bt_private_graph_connect_ports(graph, src_def_port, sink_def_port,
+               &conn);
+       ok(status != BT_GRAPH_STATUS_OK,
+               "bt_private_graph_connect_ports() returns an error");
+       ok(!conn, "returned connection is NULL");
+
+       /* We're supposed to have 5 events */
+       ok(events->len == 7, "we have the expected number of events");
+
+       /* Source's port added */
+       event.type = GRAPH_PORT_ADDED;
+       event.data.graph_port_added.comp = src;
+       event.data.graph_port_added.port = src_def_port;
+       ok(has_event(&event), "got the expected graph's port added event (for source, initial)");
+
+       /* Sink's port added */
+       event.type = GRAPH_PORT_ADDED;
+       event.data.graph_port_added.comp = sink;
+       event.data.graph_port_added.port = sink_def_port;
+       ok(has_event(&event), "got the expected graph's port added event (for sink, initial)");
+
+       /* Source's accept port connection */
+       event.type = COMP_ACCEPT_PORT_CONNECTION;
+       event.data.comp_accept_port_connection.comp = src;
+       event.data.comp_accept_port_connection.self_port = src_def_port;
+       event.data.comp_accept_port_connection.other_port = sink_def_port;
+       ok(has_event(&event), "got the expected source's accept port connection event");
+       src_accept_port_connection_pos = event_pos(&event);
+
+       /* Sink's accept port connection */
+       event.type = COMP_ACCEPT_PORT_CONNECTION;
+       event.data.comp_accept_port_connection.comp = sink;
+       event.data.comp_accept_port_connection.self_port = sink_def_port;
+       event.data.comp_accept_port_connection.other_port = src_def_port;
+       ok(has_event(&event), "got the expected sink's accept port connection event");
+       sink_accept_port_connection_pos = event_pos(&event);
+
+       /* Source's port connected */
+       event.type = COMP_PORT_CONNECTED;
+       event.data.comp_port_connected.comp = src;
+       event.data.comp_port_connected.self_port = src_def_port;
+       event.data.comp_port_connected.other_port = sink_def_port;
+       ok(has_event(&event), "got the expected source's port connected event");
+       src_port_connected_pos = event_pos(&event);
+
+       /* Sink's port connected */
+       event.type = COMP_PORT_CONNECTED;
+       event.data.comp_port_connected.comp = sink;
+       event.data.comp_port_connected.self_port = sink_def_port;
+       event.data.comp_port_connected.other_port = src_def_port;
+       ok(has_event(&event), "got the expected sink's port connected event");
+       sink_port_connected_pos = event_pos(&event);
+
+       /* Source's port disconnected */
+       event.type = COMP_PORT_DISCONNECTED;
+       event.data.comp_port_disconnected.comp = src;
+       event.data.comp_port_disconnected.port = src_def_port;
+       ok(has_event(&event), "got the expected source's port disconnected event");
+       src_port_disconnected_pos = event_pos(&event);
+
+       /* Order of events */
+       ok(src_accept_port_connection_pos < src_port_connected_pos,
+               "event order is good (1)");
+       ok(sink_accept_port_connection_pos < sink_port_connected_pos,
+               "event order is good (2)");
+       ok(sink_port_connected_pos < src_port_disconnected_pos,
+               "event order is good (3)");
+
+       bt_object_put_ref(graph);
+       bt_object_put_ref(sink);
+       bt_object_put_ref(src);
+       bt_object_put_ref(conn);
+       bt_object_put_ref(src_def_port);
+       bt_object_put_ref(sink_def_port);
 }
 
 static
 void test_empty_graph(void)
 {
-       struct bt_graph *graph;
+       struct bt_private_graph *graph;
 
        prepare_test(TEST_EMPTY_GRAPH, "empty graph");
        graph = create_graph();
        ok(events->len == 0, "empty graph generates no events");
-       bt_put(graph);
+       bt_object_put_ref(graph);
 }
 
 int main(int argc, char **argv)
@@ -1214,6 +1410,8 @@ int main(int argc, char **argv)
        init_test();
        test_empty_graph();
        test_simple();
+       test_src_port_connected_error();
+       test_sink_port_connected_error();
        test_src_adds_port_in_port_connected();
        test_sink_removes_port_in_port_connected();
        test_sink_removes_port_in_port_connected_then_src_removes_disconnected_port();
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